Electronics > Portable Audio & Accessories > Portable Speakers > Portable Bluetooth Speakers
WS-1955-B Retro Portable Bluetooth Speaker
Brand: Generic / OEM
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Audited BOM: 10 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of low-quality batteries and a poorly designed charging circuit (ENG-002) leads to charging failures (RMA-001) and a battery life significantly shorter than expected (REV-003, REV-004).
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